Answer:

Step-by-step explanation:

Doug because his sequence follows a rule of multiplying by -1/2
Hope I got it right for your sake.
Answer:
36
Step-by-step explanation:
You divide the 45 by the number of purple marbles then you multiply that by the number of orange marbles.
The Correct Answer Would Be 4.00
Answer:
Step-by-step explanation:
This is a circle with radius 2 and z = y
All points on or within the circle x2 + y2 +4 and in the plane z = y